Two cases of hemangioma which occurred in the rib were reported in this study. Tumor located in the neck of the left gth rib, and in the right 4th rib. Both cases had no symptoms, and incidentally taken X-ray film demonstrated osteosclerotic changes in the ribs. CT showed an expansile, well demarcated lesion, with thin cortices and fine trabeculae. In the first case, marginal resection was performed after needle-biopsy. In the second case, wide resection was performed. Both cases were diagnosed as cavernous hemangioma of bone.
